Question 2: FFT Flow Graph
Compute the following signal using the butterfly structure of a 4-point, radix-2, decimation-in-time FFT algorithm for the test input signal = {9, 8, 1, 4}
Note: Enter a real or complex number for an answer as, e.g. 3, or 2-1.33j.
[o]v.
Xo
Xo
X2
A[1]
Ix.
B[0]
.X2
X1
B[1]
.X3
X3
A[0] = number (rtol=0.01, atol=1e-08)
A[1] = number (rtol=0.01, atol=1e-08)
B[0] = number (rtol=0.01, atol=1e-08)
B[1] = number (rtol=0.01, atol=1e-08)
Xo = number (rtol=0.01, atol=1e-08)
X1 = number (rtol=0.01, atol=1e-08)
X2 = number (rtol=0.01, atol=1e-08)
X3 = number (rtol=0.01, atol=1e-08)